| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [adv] [verb] | 184911 |
|
| 2 | do [adv] [vb infin] | 183235 |
|
| 3 | do [adv] understand | 1829 |
|
| 4 | [verb] [adv] understand | 1827 |
|
